EP 0516303 B1 19970312 - Planar antenna
Title (en)
Planar antenna
Title (de)
Ebene Antenne
Title (fr)
Antenne plane
Publication
Application
Priority
- JP 10933391 A 19910514
- JP 11043591 A 19910515
Abstract (en)
[origin: EP0516303A1] A planar antenna is comprised of a ground conductor, a dielectric layer laminated on the ground conductor, and a rectangular radiation element laminated on the dielectric layer on its surface opposing to the ground conductor, wherein a rectangular opening is concentrically formed through the radiation element so as to provide a ring radiation element and a feed point is disposed near a center of one side of the opening. <IMAGE>
IPC 1-7
IPC 8 full level
CPC (source: EP KR US)
H01Q 1/38 (2013.01 - EP US); H01Q 9/0428 (2013.01 - EP US); H01Q 13/00 (2013.01 - KR)
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
EP 0516303 A1 19921202; EP 0516303 B1 19970312; DE 69218045 D1 19970417; DE 69218045 T2 19970619; KR 920022585 A 19921219; US 5371507 A 19941206
DOCDB simple family (application)
EP 92304198 A 19920511; DE 69218045 T 19920511; KR 920007467 A 19920501; US 11497793 A 19930831